1 Definition
1.1 Definition
Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone
1.2 History
1.2.1 Origin
Unknown
1.2.2 Discoverer
Unknown
1.3 Etymology
From quartz + -ite
1.4 Class
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Not Applicable
1.6 Other Categories
Medium Grained Rock, Opaque Rock
2 Texture
2.1 Texture
Foliated, Granular
2.2 Color
Black, Blue, Brown, Green, Light Grey, Purple, White, Yellow
2.3 Maintenance
Less
2.4 Durability
Durable
2.4.1 Water Resistant
✔
✘
81% - Metamorphic Rocks Rocks have it !
▶
2.4.2 Scratch Resistant
✔
✘
65% - Metamorphic Rocks Rocks have it !
▶
2.4.3 Stain Resistant
✔
✘
42% - Metamorphic Rocks Rocks have it !
▶
2.4.4 Wind Resistant
✔
✘
19% - Metamorphic Rocks Rocks have it !
▶
2.4.5 Acid Resistant
✔
✘
15% - Metamorphic Rocks Rocks have it !
▶
2.5 Appearance
Lustrous
3 Uses
3.1 Architecture
3.1.1 Interior Uses
Countertops, Decorative Aggregates, Flooring, Homes
3.1.2 Exterior Uses
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
3.1.3 Other Architectural Uses
Curbing
3.2 Industry
3.2.1 Construction Industry
Arrowheads, As Dimension Stone, Cement Manufacture, Construction Aggregate, Cutting Tool, for Road Aggregate, Making natural cement, Production of Glass and Ceramics, Rail Track Ballast, Roadstone
3.2.2 Medical Industry
Not Yet Used
3.3 Antiquity Uses
Artifacts, Jewellery, Monuments, Sculpture
3.4 Other Uses
3.4.1 Commercial Uses
An Oil and Gas Reservoir, As armour rock for sea walls, Cemetery Markers, Commemorative Tablets, In aquifers, Laboratory bench tops, Petroleum reservoirs, Soil Conditioner, Source of Magnesia (MgO), Tombstones, Used in aquariums
4 Types
4.1 Types
Not Available
4.2 Features
Generally rough to touch, Is one of the oldest rock
4.3 Archaeological Significance
4.3.1 Monuments
Used
4.3.2 Famous Monuments
Data Not Available
4.3.3 Sculpture
Used
4.3.4 Famous Sculptures
Data Not Available
4.3.5 Pictographs
Not Used
4.3.6 Petroglyphs
Not Used
4.3.7 Figurines
Used
4.4 Fossils
Absent
5 Formation
5.1 Formation
Quartzite forms from sandstone and the mineral quartz being put under extreme heat and pressure.
5.2 Composition
5.2.1 Mineral Content
Chlorite, Epidote, Hematite, Kyanite, Magnetite, Muscovite or Illite, Quartz
5.2.2 Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, MgO, Sodium Oxide, Silicon Dioxide
5.3 Transformation
5.3.1 Metamorphism
✔
✘
50% - Metamorphic Rocks Rocks have it !
▶
5.3.2 Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Hydrothermal Metamorphism, Regional Metamorphism
5.3.3 Weathering
✔
✘
65% - Metamorphic Rocks Rocks have it !
▶
5.3.4 Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering
5.3.5 Erosion
✔
✘
77% - Metamorphic Rocks Rocks have it !
▶
5.3.6 Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
6 Properties
6.1 Physical Properties
6.1.1 Hardness
6.1.2 Grain Size
Medium Grained
6.1.3 Fracture
Uneven, Splintery or Conchoidal
6.1.4 Streak
White
6.1.5 Porosity
Less Porous
6.1.6 Luster
Vitreous
6.1.7 Compressive Strength
115.00 N/mm2
Rank: 18 (Overall) ▶
0.15
450
6.1.8 Cleavage
Indiscernible
6.1.9 Toughness
1.9
6.1.10 Specific Gravity
6.1.11 Transparency
Transparent to Translucent
6.1.12 Density
6.2 Thermal Properties
6.2.1 Specific Heat Capacity
0.75 kJ/Kg K
Rank: 18 (Overall) ▶
0.14
3.2
6.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
7 Reserves
7.1 Deposits in Eastern Continents
7.1.1 Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
7.1.2 Africa
Ethiopia, Morocco, South Africa, Zimbabwe
7.1.3 Europe
England, Italy, Norway, Scotland, Sweden, United Kingdom
7.1.4 Others
Greenland
7.2 Deposits in Western Continents
7.2.1 North America
Bahamas, Canada, USA
7.2.2 South America
Brazil, Colombia, Venezuela
7.3 Deposits in Oceania Continent
7.3.1 Australia
New Zealand, Queensland, Western Australia